| fraction | In chemistry, one of the separable constituents of a substance. (18 Nov 1997) |
|---|---|
| fraction collector | A device used to collect the eluate from a column in column chromatography. (05 Mar 2000) |
| fraction I protein | <protein> See ribulose bisphosphate carboxylase/oxidase RUBISCO). (18 Nov 1997) |